Android Shared preference preferences

SharedPreferences pref1 = getSharedPreferences(SMSSendingDetailsKeys.PREF1, 0);
Editor editor1 = pref1.edit();
editor1.putLong(SMSSendingDetailsKeys.HOUR, hour);
editor1.putLong(SMSSendingDetailsKeys.MINUTE, minute);
editor1.commit();

SharedPreferences pref1;
pref1 = getSharedPreferences(SMSSendingDetailsKeys.PREF1, 0);
if (pref1.contains(SMSSendingDetailsKeys.MINUTE))
{
hour = (int) pref1.getLong(SMSSendingDetailsKeys.HOUR, ProjectConstants.defaulthour);
minute = (int) pref1.getLong(SMSSendingDetailsKeys.MINUTE, ProjectConstants.defaultminute);
// btn.setText(new
// StringBuilder().append(pref1.getLong(SMSSendingDetailsKeys.HOUR,
// ProjectConstants.defaulthour)).append("-").append(pref1.getLong(SMSSendingDetailsKeys.MINUTE,
// ProjectConstants.defaultminute)));
setTime(hour, minute);

}